Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Asteroids are more than just space rocks—they come in many shapes, sizes, and compositions, with some even defying scientific ...

Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system. "We identified two large asteroids that show similar spectral features to ...

Samples from asteroid Bennu have delivered insights into the origins of Earth’s water and the organic molecules that may have ...

Mars's moon Phobos is so strange that no one knows how it formed. But a forthcoming mission could solve this mystery - and a host of other puzzles connected to the solar system's deep past ...

YR4 has just above a 1% chance of crashing into Earth in 2032, which is why astronomers and space agencies are paying ...

The meteor fragments returned by OSIRIS-REx shed light on the entwined history of water and the chemical ingredients of life ...

The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour.

NASA is keeping a close watch on three asteroids making near-Earth approaches today. One of them, named 2025 CF, will pass within just 77,200 miles of our planet-roughly one-third ...

Pluto-Charon Formation Scenario Mimics Earth-Moon System Jan. 7 ... of primitive bodies like Kuiper Belt objects, asteroids and comets with new solar data sets to develop a revised solar ...